Here is the full list of all 19 Deponia achievements. It takes around 8-10 hours to unlock all of the achievements on Windows.
Droggeljug
Say, Goal...
Meet yourself.
These levers just HAVE to make some sense .
A true gourmet is not afraid to try something new!
Lets see... what else could I invert?
What do you mean “not enough postage“?
Finish Deponia.
Inform yourself explicitly about Deponia.
Help? Just to adjust a few switches? Well, you can count me out!
And so the journey continues...
I can assemble that all on my own.
Did someone order an Espresso?
I can sort my pigeons without your help.
Finally made it out of Kuvaq.
A good demolition expert doesn't need a second try.
Learn the first steps.
Good tooth care is important.
Always keep an eye on your target.